19933740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1877}}^1$

素因数の和:1951

約数の個数: 72

約数和(自身を含む): 61523280

約数和(自身を除く): 41589540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 1877, 2124, 2655, 3540, 3754, 5310, 5631, 7508, 9385, 10620, 11262, 16893, 18770, 22524, 28155, 33786, 37540, 56310, 67572, 84465, 110743, 112620, 168930, 221486, 332229, 337860, 442972, 553715, 664458, 996687, 1107430, 1328916, 1661145, 1993374, 2214860, 3322290, 3986748, 4983435, 6644580, 9966870, 19933740]

約数ペア:

[(1, 19933740), (2, 9966870), (3, 6644580), (4, 4983435), (5, 3986748), (6, 3322290), (9, 2214860), (10, 1993374), (12, 1661145), (15, 1328916), (18, 1107430), (20, 996687), (30, 664458), (36, 553715), (45, 442972), (59, 337860), (60, 332229), (90, 221486), (118, 168930), (177, 112620), (180, 110743), (236, 84465), (295, 67572), (354, 56310), (531, 37540), (590, 33786), (708, 28155), (885, 22524), (1062, 18770), (1180, 16893), (1770, 11262), (1877, 10620), (2124, 9385), (2655, 7508), (3540, 5631), (3754, 5310)]