394076454940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1\times {\mathrm{45827}}^1$

素因数の和:46339

約数の個数: 96

約数和(自身を含む): 953457039360

約数和(自身を除く): 559380584420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 257, 478, 514, 956, 1028, 1195, 1285, 1673, 1799, 2390, 2570, 3346, 3598, 4780, 5140, 6692, 7196, 8365, 8995, 16730, 17990, 33460, 35980, 45827, 61423, 91654, 122846, 183308, 229135, 245692, 307115, 320789, 429961, 458270, 614230, 641578, 859922, 916540, 1228460, 1283156, 1603945, 1719844, 2149805, 3207890, 4299610, 6415780, 8599220, 10952653, 11777539, 21905306, 23555078, 43810612, 47110156, 54763265, 58887695, 76668571, 82442773, 109526530, 117775390, 153337142, 164885546, 219053060, 235550780, 306674284, 329771092, 383342855, 412213865, 766685710, 824427730, 1533371420, 1648855460, 2814831821, 5629663642, 11259327284, 14074159105, 19703822747, 28148318210, 39407645494, 56296636420, 78815290988, 98519113735, 197038227470, 394076454940]

約数ペア:

[(1, 394076454940), (2, 197038227470), (4, 98519113735), (5, 78815290988), (7, 56296636420), (10, 39407645494), (14, 28148318210), (20, 19703822747), (28, 14074159105), (35, 11259327284), (70, 5629663642), (140, 2814831821), (239, 1648855460), (257, 1533371420), (478, 824427730), (514, 766685710), (956, 412213865), (1028, 383342855), (1195, 329771092), (1285, 306674284), (1673, 235550780), (1799, 219053060), (2390, 164885546), (2570, 153337142), (3346, 117775390), (3598, 109526530), (4780, 82442773), (5140, 76668571), (6692, 58887695), (7196, 54763265), (8365, 47110156), (8995, 43810612), (16730, 23555078), (17990, 21905306), (33460, 11777539), (35980, 10952653), (45827, 8599220), (61423, 6415780), (91654, 4299610), (122846, 3207890), (183308, 2149805), (229135, 1719844), (245692, 1603945), (307115, 1283156), (320789, 1228460), (429961, 916540), (458270, 859922), (614230, 641578)]