20227054840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2063}}^1\times {\mathrm{7907}}^1$

素因数の和:10012

約数の個数: 64

約数和(自身を含む): 47007682560

約数和(自身を除く): 26780627720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2063, 4126, 7907, 8252, 10315, 15814, 16504, 20630, 31628, 39535, 41260, 63256, 63953, 79070, 82520, 127906, 158140, 245117, 255812, 316280, 319765, 490234, 511624, 639530, 980468, 1225585, 1279060, 1960936, 2451170, 2558120, 4902340, 9804680, 16312141, 32624282, 65248564, 81560705, 130497128, 163121410, 326242820, 505676371, 652485640, 1011352742, 2022705484, 2528381855, 4045410968, 5056763710, 10113527420, 20227054840]

約数ペア:

[(1, 20227054840), (2, 10113527420), (4, 5056763710), (5, 4045410968), (8, 2528381855), (10, 2022705484), (20, 1011352742), (31, 652485640), (40, 505676371), (62, 326242820), (124, 163121410), (155, 130497128), (248, 81560705), (310, 65248564), (620, 32624282), (1240, 16312141), (2063, 9804680), (4126, 4902340), (7907, 2558120), (8252, 2451170), (10315, 1960936), (15814, 1279060), (16504, 1225585), (20630, 980468), (31628, 639530), (39535, 511624), (41260, 490234), (63256, 319765), (63953, 316280), (79070, 255812), (82520, 245117), (127906, 158140)]