23971780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 59668056

約数和(自身を除く): 35696276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 401, 427, 490, 610, 802, 854, 980, 1220, 1604, 1708, 2005, 2135, 2807, 2989, 4010, 4270, 5614, 5978, 8020, 8540, 11228, 11956, 14035, 14945, 19649, 24461, 28070, 29890, 39298, 48922, 56140, 59780, 78596, 97844, 98245, 122305, 171227, 196490, 244610, 342454, 392980, 489220, 684908, 856135, 1198589, 1712270, 2397178, 3424540, 4794356, 5992945, 11985890, 23971780]

約数ペア:

[(1, 23971780), (2, 11985890), (4, 5992945), (5, 4794356), (7, 3424540), (10, 2397178), (14, 1712270), (20, 1198589), (28, 856135), (35, 684908), (49, 489220), (61, 392980), (70, 342454), (98, 244610), (122, 196490), (140, 171227), (196, 122305), (244, 98245), (245, 97844), (305, 78596), (401, 59780), (427, 56140), (490, 48922), (610, 39298), (802, 29890), (854, 28070), (980, 24461), (1220, 19649), (1604, 14945), (1708, 14035), (2005, 11956), (2135, 11228), (2807, 8540), (2989, 8020), (4010, 5978), (4270, 5614)]