31346980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13171}}^1$

素因数の和:13204

約数の個数: 48

約数和(自身を含む): 79664256

約数和(自身を除く): 48317276

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 13171, 26342, 52684, 65855, 92197, 131710, 184394, 223907, 263420, 368788, 447814, 460985, 895628, 921970, 1119535, 1567349, 1843940, 2239070, 3134698, 4478140, 6269396, 7836745, 15673490, 31346980]

約数ペア:

[(1, 31346980), (2, 15673490), (4, 7836745), (5, 6269396), (7, 4478140), (10, 3134698), (14, 2239070), (17, 1843940), (20, 1567349), (28, 1119535), (34, 921970), (35, 895628), (68, 460985), (70, 447814), (85, 368788), (119, 263420), (140, 223907), (170, 184394), (238, 131710), (340, 92197), (476, 65855), (595, 52684), (1190, 26342), (2380, 13171)]