19280580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:377

約数の個数: 96

約数和(自身を含む): 59609088

約数和(自身を除く): 40328508

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 131, 132, 165, 220, 223, 262, 330, 393, 446, 524, 655, 660, 669, 786, 892, 1115, 1310, 1338, 1441, 1572, 1965, 2230, 2453, 2620, 2676, 2882, 3345, 3930, 4323, 4460, 4906, 5764, 6690, 7205, 7359, 7860, 8646, 9812, 12265, 13380, 14410, 14718, 17292, 21615, 24530, 28820, 29213, 29436, 36795, 43230, 49060, 58426, 73590, 86460, 87639, 116852, 146065, 147180, 175278, 292130, 321343, 350556, 438195, 584260, 642686, 876390, 964029, 1285372, 1606715, 1752780, 1928058, 3213430, 3856116, 4820145, 6426860, 9640290, 19280580]

約数ペア:

[(1, 19280580), (2, 9640290), (3, 6426860), (4, 4820145), (5, 3856116), (6, 3213430), (10, 1928058), (11, 1752780), (12, 1606715), (15, 1285372), (20, 964029), (22, 876390), (30, 642686), (33, 584260), (44, 438195), (55, 350556), (60, 321343), (66, 292130), (110, 175278), (131, 147180), (132, 146065), (165, 116852), (220, 87639), (223, 86460), (262, 73590), (330, 58426), (393, 49060), (446, 43230), (524, 36795), (655, 29436), (660, 29213), (669, 28820), (786, 24530), (892, 21615), (1115, 17292), (1310, 14718), (1338, 14410), (1441, 13380), (1572, 12265), (1965, 9812), (2230, 8646), (2453, 7860), (2620, 7359), (2676, 7205), (2882, 6690), (3345, 5764), (3930, 4906), (4323, 4460)]