47719620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20393}}^1$

素因数の和:20421

約数の個数: 72

約数和(自身を含む): 155891736

約数和(自身を除く): 108172116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 20393, 40786, 61179, 81572, 101965, 122358, 183537, 203930, 244716, 265109, 305895, 367074, 407860, 530218, 611790, 734148, 795327, 917685, 1060436, 1223580, 1325545, 1590654, 1835370, 2385981, 2651090, 3181308, 3670740, 3976635, 4771962, 5302180, 7953270, 9543924, 11929905, 15906540, 23859810, 47719620]

約数ペア:

[(1, 47719620), (2, 23859810), (3, 15906540), (4, 11929905), (5, 9543924), (6, 7953270), (9, 5302180), (10, 4771962), (12, 3976635), (13, 3670740), (15, 3181308), (18, 2651090), (20, 2385981), (26, 1835370), (30, 1590654), (36, 1325545), (39, 1223580), (45, 1060436), (52, 917685), (60, 795327), (65, 734148), (78, 611790), (90, 530218), (117, 407860), (130, 367074), (156, 305895), (180, 265109), (195, 244716), (234, 203930), (260, 183537), (390, 122358), (468, 101965), (585, 81572), (780, 61179), (1170, 40786), (2340, 20393)]