981353230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1901}}^1$

素因数の和:1970

約数の個数: 96

約数和(自身を含む): 2191377888

約数和(自身を除く): 1210024658

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 286, 361, 418, 494, 715, 722, 1045, 1235, 1430, 1805, 1901, 2090, 2470, 2717, 3610, 3802, 3971, 4693, 5434, 7942, 9386, 9505, 13585, 19010, 19855, 20911, 23465, 24713, 27170, 36119, 39710, 41822, 46930, 49426, 51623, 72238, 103246, 104555, 123565, 180595, 209110, 247130, 258115, 271843, 361190, 397309, 469547, 516230, 543686, 686261, 794618, 939094, 1359215, 1372522, 1986545, 2347735, 2718430, 3431305, 3973090, 4695470, 5165017, 6862610, 7548871, 8921393, 10330034, 15097742, 17842786, 25825085, 37744355, 44606965, 51650170, 75488710, 89213930, 98135323, 196270646, 490676615, 981353230]

約数ペア:

[(1, 981353230), (2, 490676615), (5, 196270646), (10, 98135323), (11, 89213930), (13, 75488710), (19, 51650170), (22, 44606965), (26, 37744355), (38, 25825085), (55, 17842786), (65, 15097742), (95, 10330034), (110, 8921393), (130, 7548871), (143, 6862610), (190, 5165017), (209, 4695470), (247, 3973090), (286, 3431305), (361, 2718430), (418, 2347735), (494, 1986545), (715, 1372522), (722, 1359215), (1045, 939094), (1235, 794618), (1430, 686261), (1805, 543686), (1901, 516230), (2090, 469547), (2470, 397309), (2717, 361190), (3610, 271843), (3802, 258115), (3971, 247130), (4693, 209110), (5434, 180595), (7942, 123565), (9386, 104555), (9505, 103246), (13585, 72238), (19010, 51623), (19855, 49426), (20911, 46930), (23465, 41822), (24713, 39710), (27170, 36119)]