29112860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 72432864

約数和(自身を除く): 43320004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 427, 487, 490, 610, 854, 974, 980, 1220, 1708, 1948, 2135, 2435, 2989, 3409, 4270, 4870, 5978, 6818, 8540, 9740, 11956, 13636, 14945, 17045, 23863, 29707, 29890, 34090, 47726, 59414, 59780, 68180, 95452, 118828, 119315, 148535, 207949, 238630, 297070, 415898, 477260, 594140, 831796, 1039745, 1455643, 2079490, 2911286, 4158980, 5822572, 7278215, 14556430, 29112860]

約数ペア:

[(1, 29112860), (2, 14556430), (4, 7278215), (5, 5822572), (7, 4158980), (10, 2911286), (14, 2079490), (20, 1455643), (28, 1039745), (35, 831796), (49, 594140), (61, 477260), (70, 415898), (98, 297070), (122, 238630), (140, 207949), (196, 148535), (244, 119315), (245, 118828), (305, 95452), (427, 68180), (487, 59780), (490, 59414), (610, 47726), (854, 34090), (974, 29890), (980, 29707), (1220, 23863), (1708, 17045), (1948, 14945), (2135, 13636), (2435, 11956), (2989, 9740), (3409, 8540), (4270, 6818), (4870, 5978)]