20210067364

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1\times {\mathrm{379}}^1$

素因数の和:845

約数の個数: 96

約数和(自身を含む): 39931920000

約数和(自身を除く): 19721852636

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 149, 277, 298, 323, 379, 554, 596, 646, 758, 1108, 1292, 1516, 2533, 2831, 4709, 5066, 5263, 5662, 6443, 7201, 9418, 10132, 10526, 11324, 12886, 14402, 18836, 21052, 25772, 28804, 41273, 48127, 56471, 82546, 89471, 96254, 104983, 112942, 122417, 165092, 178942, 192508, 209966, 225884, 244834, 357884, 419932, 489668, 701641, 784187, 960007, 1072949, 1403282, 1568374, 1784711, 1920014, 1994677, 2145898, 2806564, 3136748, 3569422, 3840028, 3989354, 4291796, 7138844, 7978708, 13331179, 15642467, 18240133, 26662358, 31284934, 33909509, 36480266, 53324716, 62569868, 67819018, 72960532, 135638036, 265921939, 297206873, 531843878, 594413746, 1063687756, 1188827492, 5052516841, 10105033682, 20210067364]

約数ペア:

[(1, 20210067364), (2, 10105033682), (4, 5052516841), (17, 1188827492), (19, 1063687756), (34, 594413746), (38, 531843878), (68, 297206873), (76, 265921939), (149, 135638036), (277, 72960532), (298, 67819018), (323, 62569868), (379, 53324716), (554, 36480266), (596, 33909509), (646, 31284934), (758, 26662358), (1108, 18240133), (1292, 15642467), (1516, 13331179), (2533, 7978708), (2831, 7138844), (4709, 4291796), (5066, 3989354), (5263, 3840028), (5662, 3569422), (6443, 3136748), (7201, 2806564), (9418, 2145898), (10132, 1994677), (10526, 1920014), (11324, 1784711), (12886, 1568374), (14402, 1403282), (18836, 1072949), (21052, 960007), (25772, 784187), (28804, 701641), (41273, 489668), (48127, 419932), (56471, 357884), (82546, 244834), (89471, 225884), (96254, 209966), (104983, 192508), (112942, 178942), (122417, 165092)]