1916786370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1\times {\mathrm{2657}}^1$

素因数の和:2979

約数の個数: 64

約数和(自身を含む): 4661919360

約数和(自身を除く): 2745132990

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 173, 278, 346, 417, 519, 695, 834, 865, 1038, 1390, 1730, 2085, 2595, 2657, 4170, 5190, 5314, 7971, 13285, 15942, 24047, 26570, 39855, 48094, 72141, 79710, 120235, 144282, 240470, 360705, 369323, 459661, 721410, 738646, 919322, 1107969, 1378983, 1846615, 2215938, 2298305, 2757966, 3693230, 4596610, 5539845, 6894915, 11079690, 13789830, 63892879, 127785758, 191678637, 319464395, 383357274, 638928790, 958393185, 1916786370]

約数ペア:

[(1, 1916786370), (2, 958393185), (3, 638928790), (5, 383357274), (6, 319464395), (10, 191678637), (15, 127785758), (30, 63892879), (139, 13789830), (173, 11079690), (278, 6894915), (346, 5539845), (417, 4596610), (519, 3693230), (695, 2757966), (834, 2298305), (865, 2215938), (1038, 1846615), (1390, 1378983), (1730, 1107969), (2085, 919322), (2595, 738646), (2657, 721410), (4170, 459661), (5190, 369323), (5314, 360705), (7971, 240470), (13285, 144282), (15942, 120235), (24047, 79710), (26570, 72141), (39855, 48094)]