18909914600

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{67391}}^1$

素因数の和:67491

約数の個数: 96

約数和(自身を含む): 46629872640

約数和(自身を除く): 27719958040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 61, 92, 100, 115, 122, 184, 200, 230, 244, 305, 460, 488, 575, 610, 920, 1150, 1220, 1403, 1525, 2300, 2440, 2806, 3050, 4600, 5612, 6100, 7015, 11224, 12200, 14030, 28060, 35075, 56120, 67391, 70150, 134782, 140300, 269564, 280600, 336955, 539128, 673910, 1347820, 1549993, 1684775, 2695640, 3099986, 3369550, 4110851, 6199972, 6739100, 7749965, 8221702, 12399944, 13478200, 15499930, 16443404, 20554255, 30999860, 32886808, 38749825, 41108510, 61999720, 77499650, 82217020, 94549573, 102771275, 154999300, 164434040, 189099146, 205542550, 309998600, 378198292, 411085100, 472747865, 756396584, 822170200, 945495730, 1890991460, 2363739325, 3781982920, 4727478650, 9454957300, 18909914600]

約数ペア:

[(1, 18909914600), (2, 9454957300), (4, 4727478650), (5, 3781982920), (8, 2363739325), (10, 1890991460), (20, 945495730), (23, 822170200), (25, 756396584), (40, 472747865), (46, 411085100), (50, 378198292), (61, 309998600), (92, 205542550), (100, 189099146), (115, 164434040), (122, 154999300), (184, 102771275), (200, 94549573), (230, 82217020), (244, 77499650), (305, 61999720), (460, 41108510), (488, 38749825), (575, 32886808), (610, 30999860), (920, 20554255), (1150, 16443404), (1220, 15499930), (1403, 13478200), (1525, 12399944), (2300, 8221702), (2440, 7749965), (2806, 6739100), (3050, 6199972), (4600, 4110851), (5612, 3369550), (6100, 3099986), (7015, 2695640), (11224, 1684775), (12200, 1549993), (14030, 1347820), (28060, 673910), (35075, 539128), (56120, 336955), (67391, 280600), (70150, 269564), (134782, 140300)]