2052180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1$

素因数の和:905

約数の個数: 72

約数和(自身を含む): 6711432

約数和(自身を除く): 4659252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 877, 1170, 1754, 2340, 2631, 3508, 4385, 5262, 7893, 8770, 10524, 11401, 13155, 15786, 17540, 22802, 26310, 31572, 34203, 39465, 45604, 52620, 57005, 68406, 78930, 102609, 114010, 136812, 157860, 171015, 205218, 228020, 342030, 410436, 513045, 684060, 1026090, 2052180]

約数ペア:

[(1, 2052180), (2, 1026090), (3, 684060), (4, 513045), (5, 410436), (6, 342030), (9, 228020), (10, 205218), (12, 171015), (13, 157860), (15, 136812), (18, 114010), (20, 102609), (26, 78930), (30, 68406), (36, 57005), (39, 52620), (45, 45604), (52, 39465), (60, 34203), (65, 31572), (78, 26310), (90, 22802), (117, 17540), (130, 15786), (156, 13155), (180, 11401), (195, 10524), (234, 8770), (260, 7893), (390, 5262), (468, 4385), (585, 3508), (780, 2631), (877, 2340), (1170, 1754)]