42254860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 102574080

約数和(自身を除く): 60319220

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 31, 34, 38, 62, 68, 76, 85, 95, 124, 155, 170, 190, 211, 310, 323, 340, 380, 422, 527, 589, 620, 646, 844, 1054, 1055, 1178, 1292, 1615, 2108, 2110, 2356, 2635, 2945, 3230, 3587, 4009, 4220, 5270, 5890, 6460, 6541, 7174, 8018, 10013, 10540, 11780, 13082, 14348, 16036, 17935, 20026, 20045, 26164, 32705, 35870, 40052, 40090, 50065, 65410, 68153, 71740, 80180, 100130, 111197, 124279, 130820, 136306, 200260, 222394, 248558, 272612, 340765, 444788, 497116, 555985, 621395, 681530, 1111970, 1242790, 1363060, 2112743, 2223940, 2485580, 4225486, 8450972, 10563715, 21127430, 42254860]

約数ペア:

[(1, 42254860), (2, 21127430), (4, 10563715), (5, 8450972), (10, 4225486), (17, 2485580), (19, 2223940), (20, 2112743), (31, 1363060), (34, 1242790), (38, 1111970), (62, 681530), (68, 621395), (76, 555985), (85, 497116), (95, 444788), (124, 340765), (155, 272612), (170, 248558), (190, 222394), (211, 200260), (310, 136306), (323, 130820), (340, 124279), (380, 111197), (422, 100130), (527, 80180), (589, 71740), (620, 68153), (646, 65410), (844, 50065), (1054, 40090), (1055, 40052), (1178, 35870), (1292, 32705), (1615, 26164), (2108, 20045), (2110, 20026), (2356, 17935), (2635, 16036), (2945, 14348), (3230, 13082), (3587, 11780), (4009, 10540), (4220, 10013), (5270, 8018), (5890, 7174), (6460, 6541)]