17207820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{1951}}^1$

素因数の和:1980

約数の個数: 108

約数和(自身を含む): 60750144

約数和(自身を除く): 43542324

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 1951, 2205, 2940, 3902, 4410, 5853, 7804, 8820, 9755, 11706, 13657, 17559, 19510, 23412, 27314, 29265, 35118, 39020, 40971, 54628, 58530, 68285, 70236, 81942, 87795, 95599, 117060, 122913, 136570, 163884, 175590, 191198, 204855, 245826, 273140, 286797, 351180, 382396, 409710, 477995, 491652, 573594, 614565, 819420, 860391, 955990, 1147188, 1229130, 1433985, 1720782, 1911980, 2458260, 2867970, 3441564, 4301955, 5735940, 8603910, 17207820]

約数ペア:

[(1, 17207820), (2, 8603910), (3, 5735940), (4, 4301955), (5, 3441564), (6, 2867970), (7, 2458260), (9, 1911980), (10, 1720782), (12, 1433985), (14, 1229130), (15, 1147188), (18, 955990), (20, 860391), (21, 819420), (28, 614565), (30, 573594), (35, 491652), (36, 477995), (42, 409710), (45, 382396), (49, 351180), (60, 286797), (63, 273140), (70, 245826), (84, 204855), (90, 191198), (98, 175590), (105, 163884), (126, 136570), (140, 122913), (147, 117060), (180, 95599), (196, 87795), (210, 81942), (245, 70236), (252, 68285), (294, 58530), (315, 54628), (420, 40971), (441, 39020), (490, 35118), (588, 29265), (630, 27314), (735, 23412), (882, 19510), (980, 17559), (1260, 13657), (1470, 11706), (1764, 9755), (1951, 8820), (2205, 7804), (2940, 5853), (3902, 4410)]