402557320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2683}}^1$

素因数の和:2747

約数の個数: 96

約数和(自身を含む): 1028079360

約数和(自身を除く): 625522040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 121, 124, 155, 220, 242, 248, 310, 341, 440, 484, 605, 620, 682, 968, 1210, 1240, 1364, 1705, 2420, 2683, 2728, 3410, 3751, 4840, 5366, 6820, 7502, 10732, 13415, 13640, 15004, 18755, 21464, 26830, 29513, 30008, 37510, 53660, 59026, 75020, 83173, 107320, 118052, 147565, 150040, 166346, 236104, 295130, 324643, 332692, 415865, 590260, 649286, 665384, 831730, 914903, 1180520, 1298572, 1623215, 1663460, 1829806, 2597144, 3246430, 3326920, 3659612, 4574515, 6492860, 7319224, 9149030, 10063933, 12985720, 18298060, 20127866, 36596120, 40255732, 50319665, 80511464, 100639330, 201278660, 402557320]

約数ペア:

[(1, 402557320), (2, 201278660), (4, 100639330), (5, 80511464), (8, 50319665), (10, 40255732), (11, 36596120), (20, 20127866), (22, 18298060), (31, 12985720), (40, 10063933), (44, 9149030), (55, 7319224), (62, 6492860), (88, 4574515), (110, 3659612), (121, 3326920), (124, 3246430), (155, 2597144), (220, 1829806), (242, 1663460), (248, 1623215), (310, 1298572), (341, 1180520), (440, 914903), (484, 831730), (605, 665384), (620, 649286), (682, 590260), (968, 415865), (1210, 332692), (1240, 324643), (1364, 295130), (1705, 236104), (2420, 166346), (2683, 150040), (2728, 147565), (3410, 118052), (3751, 107320), (4840, 83173), (5366, 75020), (6820, 59026), (7502, 53660), (10732, 37510), (13415, 30008), (13640, 29513), (15004, 26830), (18755, 21464)]