1808820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{773}}^1$

素因数の和:801

約数の個数: 72

約数和(自身を含む): 5916456

約数和(自身を除く): 4107636

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, 773, 780, 1170, 1546, 2319, 2340, 3092, 3865, 4638, 6957, 7730, 9276, 10049, 11595, 13914, 15460, 20098, 23190, 27828, 30147, 34785, 40196, 46380, 50245, 60294, 69570, 90441, 100490, 120588, 139140, 150735, 180882, 200980, 301470, 361764, 452205, 602940, 904410, 1808820]

約数ペア:

[(1, 1808820), (2, 904410), (3, 602940), (4, 452205), (5, 361764), (6, 301470), (9, 200980), (10, 180882), (12, 150735), (13, 139140), (15, 120588), (18, 100490), (20, 90441), (26, 69570), (30, 60294), (36, 50245), (39, 46380), (45, 40196), (52, 34785), (60, 30147), (65, 27828), (78, 23190), (90, 20098), (117, 15460), (130, 13914), (156, 11595), (180, 10049), (195, 9276), (234, 7730), (260, 6957), (390, 4638), (468, 3865), (585, 3092), (773, 2340), (780, 2319), (1170, 1546)]