39391940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 101606400

約数和(自身を除く): 62214460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 59, 70, 76, 95, 118, 133, 140, 190, 236, 251, 266, 295, 380, 413, 502, 532, 590, 665, 826, 1004, 1121, 1180, 1255, 1330, 1652, 1757, 2065, 2242, 2510, 2660, 3514, 4130, 4484, 4769, 5020, 5605, 7028, 7847, 8260, 8785, 9538, 11210, 14809, 15694, 17570, 19076, 22420, 23845, 29618, 31388, 33383, 35140, 39235, 47690, 59236, 66766, 74045, 78470, 95380, 103663, 133532, 148090, 156940, 166915, 207326, 281371, 296180, 333830, 414652, 518315, 562742, 667660, 1036630, 1125484, 1406855, 1969597, 2073260, 2813710, 3939194, 5627420, 7878388, 9847985, 19695970, 39391940]

約数ペア:

[(1, 39391940), (2, 19695970), (4, 9847985), (5, 7878388), (7, 5627420), (10, 3939194), (14, 2813710), (19, 2073260), (20, 1969597), (28, 1406855), (35, 1125484), (38, 1036630), (59, 667660), (70, 562742), (76, 518315), (95, 414652), (118, 333830), (133, 296180), (140, 281371), (190, 207326), (236, 166915), (251, 156940), (266, 148090), (295, 133532), (380, 103663), (413, 95380), (502, 78470), (532, 74045), (590, 66766), (665, 59236), (826, 47690), (1004, 39235), (1121, 35140), (1180, 33383), (1255, 31388), (1330, 29618), (1652, 23845), (1757, 22420), (2065, 19076), (2242, 17570), (2510, 15694), (2660, 14809), (3514, 11210), (4130, 9538), (4484, 8785), (4769, 8260), (5020, 7847), (5605, 7028)]