27940630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 28046570

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 59, 71, 115, 118, 142, 145, 230, 290, 295, 355, 590, 667, 710, 1334, 1357, 1633, 1711, 2059, 2714, 3266, 3335, 3422, 4118, 4189, 6670, 6785, 8165, 8378, 8555, 10295, 13570, 16330, 17110, 20590, 20945, 39353, 41890, 47357, 78706, 94714, 96347, 121481, 192694, 196765, 236785, 242962, 393530, 473570, 481735, 607405, 963470, 1214810, 2794063, 5588126, 13970315, 27940630]

約数ペア:

[(1, 27940630), (2, 13970315), (5, 5588126), (10, 2794063), (23, 1214810), (29, 963470), (46, 607405), (58, 481735), (59, 473570), (71, 393530), (115, 242962), (118, 236785), (142, 196765), (145, 192694), (230, 121481), (290, 96347), (295, 94714), (355, 78706), (590, 47357), (667, 41890), (710, 39353), (1334, 20945), (1357, 20590), (1633, 17110), (1711, 16330), (2059, 13570), (2714, 10295), (3266, 8555), (3335, 8378), (3422, 8165), (4118, 6785), (4189, 6670)]