20382992760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{811}}^1\times {\mathrm{16111}}^1$

素因数の和:16949

約数の個数: 128

約数和(自身を含む): 65938037760

約数和(自身を除く): 45555045000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 811, 1560, 1622, 2433, 3244, 4055, 4866, 6488, 8110, 9732, 10543, 12165, 16111, 16220, 19464, 21086, 24330, 31629, 32222, 32440, 42172, 48333, 48660, 52715, 63258, 64444, 80555, 84344, 96666, 97320, 105430, 126516, 128888, 158145, 161110, 193332, 209443, 210860, 241665, 253032, 316290, 322220, 386664, 418886, 421720, 483330, 628329, 632580, 644440, 837772, 966660, 1047215, 1256658, 1265160, 1675544, 1933320, 2094430, 2513316, 3141645, 4188860, 5026632, 6283290, 8377720, 12566580, 13066021, 25133160, 26132042, 39198063, 52264084, 65330105, 78396126, 104528168, 130660210, 156792252, 169858273, 195990315, 261320420, 313584504, 339716546, 391980630, 509574819, 522640840, 679433092, 783961260, 849291365, 1019149638, 1358866184, 1567922520, 1698582730, 2038299276, 2547874095, 3397165460, 4076598552, 5095748190, 6794330920, 10191496380, 20382992760]

約数ペア:

[(1, 20382992760), (2, 10191496380), (3, 6794330920), (4, 5095748190), (5, 4076598552), (6, 3397165460), (8, 2547874095), (10, 2038299276), (12, 1698582730), (13, 1567922520), (15, 1358866184), (20, 1019149638), (24, 849291365), (26, 783961260), (30, 679433092), (39, 522640840), (40, 509574819), (52, 391980630), (60, 339716546), (65, 313584504), (78, 261320420), (104, 195990315), (120, 169858273), (130, 156792252), (156, 130660210), (195, 104528168), (260, 78396126), (312, 65330105), (390, 52264084), (520, 39198063), (780, 26132042), (811, 25133160), (1560, 13066021), (1622, 12566580), (2433, 8377720), (3244, 6283290), (4055, 5026632), (4866, 4188860), (6488, 3141645), (8110, 2513316), (9732, 2094430), (10543, 1933320), (12165, 1675544), (16111, 1265160), (16220, 1256658), (19464, 1047215), (21086, 966660), (24330, 837772), (31629, 644440), (32222, 632580), (32440, 628329), (42172, 483330), (48333, 421720), (48660, 418886), (52715, 386664), (63258, 322220), (64444, 316290), (80555, 253032), (84344, 241665), (96666, 210860), (97320, 209443), (105430, 193332), (126516, 161110), (128888, 158145)]