388219583380

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^2\times {\mathrm{1933}}^1\times {\mathrm{2237}}^1$

素因数の和:4313

約数の個数: 72

約数和(自身を含む): 828409119048

約数和(自身を除く): 440189535668

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 1933, 2237, 3866, 4474, 4489, 7732, 8948, 8978, 9665, 11185, 17956, 19330, 22370, 22445, 38660, 44740, 44890, 89780, 129511, 149879, 259022, 299758, 518044, 599516, 647555, 749395, 1295110, 1498790, 2590220, 2997580, 4324121, 8648242, 8677237, 10041893, 17296484, 17354474, 20083786, 21620605, 34708948, 40167572, 43241210, 43386185, 50209465, 86482420, 86772370, 100418930, 173544740, 200837860, 289716107, 579432214, 1158864428, 1448580535, 2897161070, 5794322140, 19410979169, 38821958338, 77643916676, 97054895845, 194109791690, 388219583380]

約数ペア:

[(1, 388219583380), (2, 194109791690), (4, 97054895845), (5, 77643916676), (10, 38821958338), (20, 19410979169), (67, 5794322140), (134, 2897161070), (268, 1448580535), (335, 1158864428), (670, 579432214), (1340, 289716107), (1933, 200837860), (2237, 173544740), (3866, 100418930), (4474, 86772370), (4489, 86482420), (7732, 50209465), (8948, 43386185), (8978, 43241210), (9665, 40167572), (11185, 34708948), (17956, 21620605), (19330, 20083786), (22370, 17354474), (22445, 17296484), (38660, 10041893), (44740, 8677237), (44890, 8648242), (89780, 4324121), (129511, 2997580), (149879, 2590220), (259022, 1498790), (299758, 1295110), (518044, 749395), (599516, 647555)]