18028160

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1657}}^1$

素因数の和:1693

約数の個数: 64

約数和(自身を含む): 45661320

約数和(自身を除く): 27633160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 1657, 2176, 2720, 3314, 5440, 6628, 8285, 10880, 13256, 16570, 26512, 28169, 33140, 53024, 56338, 66280, 106048, 112676, 132560, 140845, 212096, 225352, 265120, 281690, 450704, 530240, 563380, 901408, 1060480, 1126760, 1802816, 2253520, 3605632, 4507040, 9014080, 18028160]

約数ペア:

[(1, 18028160), (2, 9014080), (4, 4507040), (5, 3605632), (8, 2253520), (10, 1802816), (16, 1126760), (17, 1060480), (20, 901408), (32, 563380), (34, 530240), (40, 450704), (64, 281690), (68, 265120), (80, 225352), (85, 212096), (128, 140845), (136, 132560), (160, 112676), (170, 106048), (272, 66280), (320, 56338), (340, 53024), (544, 33140), (640, 28169), (680, 26512), (1088, 16570), (1360, 13256), (1657, 10880), (2176, 8285), (2720, 6628), (3314, 5440)]