1368917840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{13463}}^1$

素因数の和:13548

約数の個数: 80

約数和(自身を含む): 3365784576

約数和(自身を除く): 1996866736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 1240, 1271, 1640, 2480, 2542, 3280, 5084, 6355, 10168, 12710, 13463, 20336, 25420, 26926, 50840, 53852, 67315, 101680, 107704, 134630, 215408, 269260, 417353, 538520, 551983, 834706, 1077040, 1103966, 1669412, 2086765, 2207932, 2759915, 3338824, 4173530, 4415864, 5519830, 6677648, 8347060, 8831728, 11039660, 16694120, 17111473, 22079320, 33388240, 34222946, 44158640, 68445892, 85557365, 136891784, 171114730, 273783568, 342229460, 684458920, 1368917840]

約数ペア:

[(1, 1368917840), (2, 684458920), (4, 342229460), (5, 273783568), (8, 171114730), (10, 136891784), (16, 85557365), (20, 68445892), (31, 44158640), (40, 34222946), (41, 33388240), (62, 22079320), (80, 17111473), (82, 16694120), (124, 11039660), (155, 8831728), (164, 8347060), (205, 6677648), (248, 5519830), (310, 4415864), (328, 4173530), (410, 3338824), (496, 2759915), (620, 2207932), (656, 2086765), (820, 1669412), (1240, 1103966), (1271, 1077040), (1640, 834706), (2480, 551983), (2542, 538520), (3280, 417353), (5084, 269260), (6355, 215408), (10168, 134630), (12710, 107704), (13463, 101680), (20336, 67315), (25420, 53852), (26926, 50840)]