20833599280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1178371}}^1$

素因数の和:1178414

約数の個数: 80

約数和(自身を含む): 55232652384

約数和(自身を除く): 34399053104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4420, 8840, 17680, 1178371, 2356742, 4713484, 5891855, 9426968, 11783710, 15318823, 18853936, 20032307, 23567420, 30637646, 40064614, 47134840, 61275292, 76594115, 80129228, 94269680, 100161535, 122550584, 153188230, 160258456, 200323070, 245101168, 260419991, 306376460, 320516912, 400646140, 520839982, 612752920, 801292280, 1041679964, 1225505840, 1302099955, 1602584560, 2083359928, 2604199910, 4166719856, 5208399820, 10416799640, 20833599280]

約数ペア:

[(1, 20833599280), (2, 10416799640), (4, 5208399820), (5, 4166719856), (8, 2604199910), (10, 2083359928), (13, 1602584560), (16, 1302099955), (17, 1225505840), (20, 1041679964), (26, 801292280), (34, 612752920), (40, 520839982), (52, 400646140), (65, 320516912), (68, 306376460), (80, 260419991), (85, 245101168), (104, 200323070), (130, 160258456), (136, 153188230), (170, 122550584), (208, 100161535), (221, 94269680), (260, 80129228), (272, 76594115), (340, 61275292), (442, 47134840), (520, 40064614), (680, 30637646), (884, 23567420), (1040, 20032307), (1105, 18853936), (1360, 15318823), (1768, 11783710), (2210, 9426968), (3536, 5891855), (4420, 4713484), (8840, 2356742), (17680, 1178371)]