2013201320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{8819}}^1$

素因数の和:9282

約数の個数: 64

約数和(自身を含む): 4889808000

約数和(自身を除く): 2876606680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 439, 520, 878, 1756, 2195, 3512, 4390, 5707, 8780, 8819, 11414, 17560, 17638, 22828, 28535, 35276, 44095, 45656, 57070, 70552, 88190, 114140, 114647, 176380, 228280, 229294, 352760, 458588, 573235, 917176, 1146470, 2292940, 3871541, 4585880, 7743082, 15486164, 19357705, 30972328, 38715410, 50330033, 77430820, 100660066, 154861640, 201320132, 251650165, 402640264, 503300330, 1006600660, 2013201320]

約数ペア:

[(1, 2013201320), (2, 1006600660), (4, 503300330), (5, 402640264), (8, 251650165), (10, 201320132), (13, 154861640), (20, 100660066), (26, 77430820), (40, 50330033), (52, 38715410), (65, 30972328), (104, 19357705), (130, 15486164), (260, 7743082), (439, 4585880), (520, 3871541), (878, 2292940), (1756, 1146470), (2195, 917176), (3512, 573235), (4390, 458588), (5707, 352760), (8780, 229294), (8819, 228280), (11414, 176380), (17560, 114647), (17638, 114140), (22828, 88190), (28535, 70552), (35276, 57070), (44095, 45656)]