395723020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{36709}}^1$

素因数の和:36743

約数の個数: 72

約数和(自身を含む): 1054604880

約数和(自身を除く): 658881860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 36709, 73418, 146836, 183545, 256963, 367090, 403799, 513926, 734180, 807598, 1027852, 1284815, 1615196, 1798741, 2018995, 2569630, 2826593, 3597482, 4037990, 5139260, 5653186, 7194964, 8075980, 8993705, 11306372, 14132965, 17987410, 19786151, 28265930, 35974820, 39572302, 56531860, 79144604, 98930755, 197861510, 395723020]

約数ペア:

[(1, 395723020), (2, 197861510), (4, 98930755), (5, 79144604), (7, 56531860), (10, 39572302), (11, 35974820), (14, 28265930), (20, 19786151), (22, 17987410), (28, 14132965), (35, 11306372), (44, 8993705), (49, 8075980), (55, 7194964), (70, 5653186), (77, 5139260), (98, 4037990), (110, 3597482), (140, 2826593), (154, 2569630), (196, 2018995), (220, 1798741), (245, 1615196), (308, 1284815), (385, 1027852), (490, 807598), (539, 734180), (770, 513926), (980, 403799), (1078, 367090), (1540, 256963), (2156, 183545), (2695, 146836), (5390, 73418), (10780, 36709)]