17944380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{761}}^1$

素因数の和:907

約数の個数: 72

約数和(自身を含む): 54918864

約数和(自身を除く): 36974484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 761, 786, 1179, 1310, 1522, 1572, 1965, 2283, 2358, 2620, 3044, 3805, 3930, 4566, 4716, 5895, 6849, 7610, 7860, 9132, 11415, 11790, 13698, 15220, 22830, 23580, 27396, 34245, 45660, 68490, 99691, 136980, 199382, 299073, 398764, 498455, 598146, 897219, 996910, 1196292, 1495365, 1794438, 1993820, 2990730, 3588876, 4486095, 5981460, 8972190, 17944380]

約数ペア:

[(1, 17944380), (2, 8972190), (3, 5981460), (4, 4486095), (5, 3588876), (6, 2990730), (9, 1993820), (10, 1794438), (12, 1495365), (15, 1196292), (18, 996910), (20, 897219), (30, 598146), (36, 498455), (45, 398764), (60, 299073), (90, 199382), (131, 136980), (180, 99691), (262, 68490), (393, 45660), (524, 34245), (655, 27396), (761, 23580), (786, 22830), (1179, 15220), (1310, 13698), (1522, 11790), (1572, 11415), (1965, 9132), (2283, 7860), (2358, 7610), (2620, 6849), (3044, 5895), (3805, 4716), (3930, 4566)]