42200980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 91010304

約数和(自身を除く): 48809324

約数列:

[1, 2, 4, 5, 10, 20, 71, 113, 142, 226, 263, 284, 355, 452, 526, 565, 710, 1052, 1130, 1315, 1420, 2260, 2630, 5260, 8023, 16046, 18673, 29719, 32092, 37346, 40115, 59438, 74692, 80230, 93365, 118876, 148595, 160460, 186730, 297190, 373460, 594380, 2110049, 4220098, 8440196, 10550245, 21100490, 42200980]

約数ペア:

[(1, 42200980), (2, 21100490), (4, 10550245), (5, 8440196), (10, 4220098), (20, 2110049), (71, 594380), (113, 373460), (142, 297190), (226, 186730), (263, 160460), (284, 148595), (355, 118876), (452, 93365), (526, 80230), (565, 74692), (710, 59438), (1052, 40115), (1130, 37346), (1315, 32092), (1420, 29719), (2260, 18673), (2630, 16046), (5260, 8023)]