40522720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{373}}^1$

素因数の和:492

約数の個数: 96

約数和(自身を含む): 110835648

約数和(自身を除く): 70312928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 97, 112, 140, 160, 194, 224, 280, 373, 388, 485, 560, 679, 746, 776, 970, 1120, 1358, 1492, 1552, 1865, 1940, 2611, 2716, 2984, 3104, 3395, 3730, 3880, 5222, 5432, 5968, 6790, 7460, 7760, 10444, 10864, 11936, 13055, 13580, 14920, 15520, 20888, 21728, 26110, 27160, 29840, 36181, 41776, 52220, 54320, 59680, 72362, 83552, 104440, 108640, 144724, 180905, 208880, 253267, 289448, 361810, 417760, 506534, 578896, 723620, 1013068, 1157792, 1266335, 1447240, 2026136, 2532670, 2894480, 4052272, 5065340, 5788960, 8104544, 10130680, 20261360, 40522720]

約数ペア:

[(1, 40522720), (2, 20261360), (4, 10130680), (5, 8104544), (7, 5788960), (8, 5065340), (10, 4052272), (14, 2894480), (16, 2532670), (20, 2026136), (28, 1447240), (32, 1266335), (35, 1157792), (40, 1013068), (56, 723620), (70, 578896), (80, 506534), (97, 417760), (112, 361810), (140, 289448), (160, 253267), (194, 208880), (224, 180905), (280, 144724), (373, 108640), (388, 104440), (485, 83552), (560, 72362), (679, 59680), (746, 54320), (776, 52220), (970, 41776), (1120, 36181), (1358, 29840), (1492, 27160), (1552, 26110), (1865, 21728), (1940, 20888), (2611, 15520), (2716, 14920), (2984, 13580), (3104, 13055), (3395, 11936), (3730, 10864), (3880, 10444), (5222, 7760), (5432, 7460), (5968, 6790)]