1574174980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{439}}^1\times {\mathrm{3659}}^1$

素因数の和:4121

約数の個数: 72

約数和(自身を含む): 3855297600

約数和(自身を除く): 2281122620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 439, 490, 878, 980, 1756, 2195, 3073, 3659, 4390, 6146, 7318, 8780, 12292, 14636, 15365, 18295, 21511, 25613, 30730, 36590, 43022, 51226, 61460, 73180, 86044, 102452, 107555, 128065, 179291, 215110, 256130, 358582, 430220, 512260, 717164, 896455, 1606301, 1792910, 3212602, 3585820, 6425204, 8031505, 11244107, 16063010, 22488214, 32126020, 44976428, 56220535, 78708749, 112441070, 157417498, 224882140, 314834996, 393543745, 787087490, 1574174980]

約数ペア:

[(1, 1574174980), (2, 787087490), (4, 393543745), (5, 314834996), (7, 224882140), (10, 157417498), (14, 112441070), (20, 78708749), (28, 56220535), (35, 44976428), (49, 32126020), (70, 22488214), (98, 16063010), (140, 11244107), (196, 8031505), (245, 6425204), (439, 3585820), (490, 3212602), (878, 1792910), (980, 1606301), (1756, 896455), (2195, 717164), (3073, 512260), (3659, 430220), (4390, 358582), (6146, 256130), (7318, 215110), (8780, 179291), (12292, 128065), (14636, 107555), (15365, 102452), (18295, 86044), (21511, 73180), (25613, 61460), (30730, 51226), (36590, 43022)]