1440589020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1846909}}^1$

素因数の和:1846934

約数の個数: 48

約数和(自身を含む): 4343932320

約数和(自身を除く): 2903343300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1846909, 3693818, 5540727, 7387636, 9234545, 11081454, 18469090, 22162908, 24009817, 27703635, 36938180, 48019634, 55407270, 72029451, 96039268, 110814540, 120049085, 144058902, 240098170, 288117804, 360147255, 480196340, 720294510, 1440589020]

約数ペア:

[(1, 1440589020), (2, 720294510), (3, 480196340), (4, 360147255), (5, 288117804), (6, 240098170), (10, 144058902), (12, 120049085), (13, 110814540), (15, 96039268), (20, 72029451), (26, 55407270), (30, 48019634), (39, 36938180), (52, 27703635), (60, 24009817), (65, 22162908), (78, 18469090), (130, 11081454), (156, 9234545), (195, 7387636), (260, 5540727), (390, 3693818), (780, 1846909)]