20177965090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{7561}}^1$

素因数の和:7915

約数の個数: 64

約数和(自身を含む): 38966199552

約数和(自身を除く): 18788234462

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 283, 410, 566, 943, 1415, 1886, 2830, 4715, 6509, 7561, 9430, 11603, 13018, 15122, 23206, 32545, 37805, 58015, 65090, 75610, 116030, 173903, 266869, 310001, 347806, 533738, 620002, 869515, 1334345, 1550005, 1739030, 2139763, 2668690, 3100010, 4279526, 7130023, 10698815, 14260046, 21397630, 35650115, 49214549, 71300230, 87730283, 98429098, 175460566, 246072745, 438651415, 492145490, 877302830, 2017796509, 4035593018, 10088982545, 20177965090]

約数ペア:

[(1, 20177965090), (2, 10088982545), (5, 4035593018), (10, 2017796509), (23, 877302830), (41, 492145490), (46, 438651415), (82, 246072745), (115, 175460566), (205, 98429098), (230, 87730283), (283, 71300230), (410, 49214549), (566, 35650115), (943, 21397630), (1415, 14260046), (1886, 10698815), (2830, 7130023), (4715, 4279526), (6509, 3100010), (7561, 2668690), (9430, 2139763), (11603, 1739030), (13018, 1550005), (15122, 1334345), (23206, 869515), (32545, 620002), (37805, 533738), (58015, 347806), (65090, 310001), (75610, 266869), (116030, 173903)]