1900431390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{442991}}^1$

素因数の和:443025

約数の個数: 64

約数和(自身を含む): 5358431232

約数和(自身を除く): 3457999842

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 442991, 885982, 1328973, 2214955, 2657946, 4429910, 4872901, 5758883, 6644865, 9745802, 11517766, 13289730, 14618703, 17276649, 24364505, 28794415, 29237406, 34553298, 48729010, 57588830, 63347713, 73093515, 86383245, 126695426, 146187030, 172766490, 190043139, 316738565, 380086278, 633477130, 950215695, 1900431390]

約数ペア:

[(1, 1900431390), (2, 950215695), (3, 633477130), (5, 380086278), (6, 316738565), (10, 190043139), (11, 172766490), (13, 146187030), (15, 126695426), (22, 86383245), (26, 73093515), (30, 63347713), (33, 57588830), (39, 48729010), (55, 34553298), (65, 29237406), (66, 28794415), (78, 24364505), (110, 17276649), (130, 14618703), (143, 13289730), (165, 11517766), (195, 9745802), (286, 6644865), (330, 5758883), (390, 4872901), (429, 4429910), (715, 2657946), (858, 2214955), (1430, 1328973), (2145, 885982), (4290, 442991)]