2019908820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{3461}}^1$

素因数の和:3681

約数の個数: 96

約数和(自身を含む): 5778936576

約数和(自身を除く): 3759027756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 137, 142, 213, 274, 284, 355, 411, 426, 548, 685, 710, 822, 852, 1065, 1370, 1420, 1644, 2055, 2130, 2740, 3461, 4110, 4260, 6922, 8220, 9727, 10383, 13844, 17305, 19454, 20766, 29181, 34610, 38908, 41532, 48635, 51915, 58362, 69220, 97270, 103830, 116724, 145905, 194540, 207660, 245731, 291810, 474157, 491462, 583620, 737193, 948314, 982924, 1228655, 1422471, 1474386, 1896628, 2370785, 2457310, 2844942, 2948772, 3685965, 4741570, 4914620, 5689884, 7112355, 7371930, 9483140, 14224710, 14743860, 28449420, 33665147, 67330294, 100995441, 134660588, 168325735, 201990882, 336651470, 403981764, 504977205, 673302940, 1009954410, 2019908820]

約数ペア:

[(1, 2019908820), (2, 1009954410), (3, 673302940), (4, 504977205), (5, 403981764), (6, 336651470), (10, 201990882), (12, 168325735), (15, 134660588), (20, 100995441), (30, 67330294), (60, 33665147), (71, 28449420), (137, 14743860), (142, 14224710), (213, 9483140), (274, 7371930), (284, 7112355), (355, 5689884), (411, 4914620), (426, 4741570), (548, 3685965), (685, 2948772), (710, 2844942), (822, 2457310), (852, 2370785), (1065, 1896628), (1370, 1474386), (1420, 1422471), (1644, 1228655), (2055, 982924), (2130, 948314), (2740, 737193), (3461, 583620), (4110, 491462), (4260, 474157), (6922, 291810), (8220, 245731), (9727, 207660), (10383, 194540), (13844, 145905), (17305, 116724), (19454, 103830), (20766, 97270), (29181, 69220), (34610, 58362), (38908, 51915), (41532, 48635)]