28852980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:617

約数の個数: 96

約数和(自身を含む): 88397568

約数和(自身を除く): 59544588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 71, 78, 130, 142, 156, 195, 213, 260, 284, 355, 390, 426, 521, 710, 780, 852, 923, 1042, 1065, 1420, 1563, 1846, 2084, 2130, 2605, 2769, 3126, 3692, 4260, 4615, 5210, 5538, 6252, 6773, 7815, 9230, 10420, 11076, 13546, 13845, 15630, 18460, 20319, 27092, 27690, 31260, 33865, 36991, 40638, 55380, 67730, 73982, 81276, 101595, 110973, 135460, 147964, 184955, 203190, 221946, 369910, 406380, 443892, 480883, 554865, 739820, 961766, 1109730, 1442649, 1923532, 2219460, 2404415, 2885298, 4808830, 5770596, 7213245, 9617660, 14426490, 28852980]

約数ペア:

[(1, 28852980), (2, 14426490), (3, 9617660), (4, 7213245), (5, 5770596), (6, 4808830), (10, 2885298), (12, 2404415), (13, 2219460), (15, 1923532), (20, 1442649), (26, 1109730), (30, 961766), (39, 739820), (52, 554865), (60, 480883), (65, 443892), (71, 406380), (78, 369910), (130, 221946), (142, 203190), (156, 184955), (195, 147964), (213, 135460), (260, 110973), (284, 101595), (355, 81276), (390, 73982), (426, 67730), (521, 55380), (710, 40638), (780, 36991), (852, 33865), (923, 31260), (1042, 27690), (1065, 27092), (1420, 20319), (1563, 18460), (1846, 15630), (2084, 13845), (2130, 13546), (2605, 11076), (2769, 10420), (3126, 9230), (3692, 7815), (4260, 6773), (4615, 6252), (5210, 5538)]