27996869360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{140603}}^1$

素因数の和:140766

約数の個数: 80

約数和(自身を含む): 69042188160

約数和(自身を除く): 41045318800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 131, 152, 190, 262, 304, 380, 524, 655, 760, 1048, 1310, 1520, 2096, 2489, 2620, 4978, 5240, 9956, 10480, 12445, 19912, 24890, 39824, 49780, 99560, 140603, 199120, 281206, 562412, 703015, 1124824, 1406030, 2249648, 2671457, 2812060, 5342914, 5624120, 10685828, 11248240, 13357285, 18418993, 21371656, 26714570, 36837986, 42743312, 53429140, 73675972, 92094965, 106858280, 147351944, 184189930, 213716560, 294703888, 349960867, 368379860, 699921734, 736759720, 1399843468, 1473519440, 1749804335, 2799686936, 3499608670, 5599373872, 6999217340, 13998434680, 27996869360]

約数ペア:

[(1, 27996869360), (2, 13998434680), (4, 6999217340), (5, 5599373872), (8, 3499608670), (10, 2799686936), (16, 1749804335), (19, 1473519440), (20, 1399843468), (38, 736759720), (40, 699921734), (76, 368379860), (80, 349960867), (95, 294703888), (131, 213716560), (152, 184189930), (190, 147351944), (262, 106858280), (304, 92094965), (380, 73675972), (524, 53429140), (655, 42743312), (760, 36837986), (1048, 26714570), (1310, 21371656), (1520, 18418993), (2096, 13357285), (2489, 11248240), (2620, 10685828), (4978, 5624120), (5240, 5342914), (9956, 2812060), (10480, 2671457), (12445, 2249648), (19912, 1406030), (24890, 1124824), (39824, 703015), (49780, 562412), (99560, 281206), (140603, 199120)]