1919060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 4848648

約数和(自身を除く): 2929588

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 61, 65, 110, 121, 122, 130, 143, 220, 242, 244, 260, 286, 305, 484, 572, 605, 610, 671, 715, 793, 1210, 1220, 1342, 1430, 1573, 1586, 2420, 2684, 2860, 3146, 3172, 3355, 3965, 6292, 6710, 7381, 7865, 7930, 8723, 13420, 14762, 15730, 15860, 17446, 29524, 31460, 34892, 36905, 43615, 73810, 87230, 95953, 147620, 174460, 191906, 383812, 479765, 959530, 1919060]

約数ペア:

[(1, 1919060), (2, 959530), (4, 479765), (5, 383812), (10, 191906), (11, 174460), (13, 147620), (20, 95953), (22, 87230), (26, 73810), (44, 43615), (52, 36905), (55, 34892), (61, 31460), (65, 29524), (110, 17446), (121, 15860), (122, 15730), (130, 14762), (143, 13420), (220, 8723), (242, 7930), (244, 7865), (260, 7381), (286, 6710), (305, 6292), (484, 3965), (572, 3355), (605, 3172), (610, 3146), (671, 2860), (715, 2684), (793, 2420), (1210, 1586), (1220, 1573), (1342, 1430)]