28305359820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2758807}}^1$

素因数の和:2758844

約数の個数: 96

約数和(自身を含む): 92695948800

約数和(自身を除く): 64390588980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 2758807, 5517614, 8276421, 11035228, 13794035, 16552842, 24829263, 27588070, 33105684, 41382105, 49658526, 52417333, 55176140, 74487789, 82764210, 99317052, 104834666, 124146315, 148975578, 157251999, 165528420, 209669332, 248292630, 262086665, 297951156, 314503998, 372438945, 471755997, 496585260, 524173330, 629007996, 744877890, 786259995, 943511994, 1048346660, 1415267991, 1489755780, 1572519990, 1887023988, 2358779985, 2830535982, 3145039980, 4717559970, 5661071964, 7076339955, 9435119940, 14152679910, 28305359820]

約数ペア:

[(1, 28305359820), (2, 14152679910), (3, 9435119940), (4, 7076339955), (5, 5661071964), (6, 4717559970), (9, 3145039980), (10, 2830535982), (12, 2358779985), (15, 1887023988), (18, 1572519990), (19, 1489755780), (20, 1415267991), (27, 1048346660), (30, 943511994), (36, 786259995), (38, 744877890), (45, 629007996), (54, 524173330), (57, 496585260), (60, 471755997), (76, 372438945), (90, 314503998), (95, 297951156), (108, 262086665), (114, 248292630), (135, 209669332), (171, 165528420), (180, 157251999), (190, 148975578), (228, 124146315), (270, 104834666), (285, 99317052), (342, 82764210), (380, 74487789), (513, 55176140), (540, 52417333), (570, 49658526), (684, 41382105), (855, 33105684), (1026, 27588070), (1140, 24829263), (1710, 16552842), (2052, 13794035), (2565, 11035228), (3420, 8276421), (5130, 5517614), (10260, 2758807)]