20537700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{4027}}^1$

素因数の和:4061

約数の個数: 72

約数和(自身を含む): 62933472

約数和(自身を除く): 42395772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 300, 340, 425, 510, 850, 1020, 1275, 1700, 2550, 4027, 5100, 8054, 12081, 16108, 20135, 24162, 40270, 48324, 60405, 68459, 80540, 100675, 120810, 136918, 201350, 205377, 241620, 273836, 302025, 342295, 402700, 410754, 604050, 684590, 821508, 1026885, 1208100, 1369180, 1711475, 2053770, 3422950, 4107540, 5134425, 6845900, 10268850, 20537700]

約数ペア:

[(1, 20537700), (2, 10268850), (3, 6845900), (4, 5134425), (5, 4107540), (6, 3422950), (10, 2053770), (12, 1711475), (15, 1369180), (17, 1208100), (20, 1026885), (25, 821508), (30, 684590), (34, 604050), (50, 410754), (51, 402700), (60, 342295), (68, 302025), (75, 273836), (85, 241620), (100, 205377), (102, 201350), (150, 136918), (170, 120810), (204, 100675), (255, 80540), (300, 68459), (340, 60405), (425, 48324), (510, 40270), (850, 24162), (1020, 20135), (1275, 16108), (1700, 12081), (2550, 8054), (4027, 5100)]