30736420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{977}}^1$

素因数の和:1021

約数の個数: 72

約数和(自身を含む): 76483512

約数和(自身を除く): 45747092

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 977, 1210, 1430, 1573, 1954, 2420, 2860, 3146, 3908, 4885, 6292, 7865, 9770, 10747, 12701, 15730, 19540, 21494, 25402, 31460, 42988, 50804, 53735, 63505, 107470, 118217, 127010, 139711, 214940, 236434, 254020, 279422, 472868, 558844, 591085, 698555, 1182170, 1397110, 1536821, 2364340, 2794220, 3073642, 6147284, 7684105, 15368210, 30736420]

約数ペア:

[(1, 30736420), (2, 15368210), (4, 7684105), (5, 6147284), (10, 3073642), (11, 2794220), (13, 2364340), (20, 1536821), (22, 1397110), (26, 1182170), (44, 698555), (52, 591085), (55, 558844), (65, 472868), (110, 279422), (121, 254020), (130, 236434), (143, 214940), (220, 139711), (242, 127010), (260, 118217), (286, 107470), (484, 63505), (572, 53735), (605, 50804), (715, 42988), (977, 31460), (1210, 25402), (1430, 21494), (1573, 19540), (1954, 15730), (2420, 12701), (2860, 10747), (3146, 9770), (3908, 7865), (4885, 6292)]