4722620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 11874240

約数和(自身を除く): 7151620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 79, 98, 122, 140, 158, 196, 244, 245, 305, 316, 395, 427, 490, 553, 610, 790, 854, 980, 1106, 1220, 1580, 1708, 2135, 2212, 2765, 2989, 3871, 4270, 4819, 5530, 5978, 7742, 8540, 9638, 11060, 11956, 14945, 15484, 19276, 19355, 24095, 29890, 33733, 38710, 48190, 59780, 67466, 77420, 96380, 134932, 168665, 236131, 337330, 472262, 674660, 944524, 1180655, 2361310, 4722620]

約数ペア:

[(1, 4722620), (2, 2361310), (4, 1180655), (5, 944524), (7, 674660), (10, 472262), (14, 337330), (20, 236131), (28, 168665), (35, 134932), (49, 96380), (61, 77420), (70, 67466), (79, 59780), (98, 48190), (122, 38710), (140, 33733), (158, 29890), (196, 24095), (244, 19355), (245, 19276), (305, 15484), (316, 14945), (395, 11956), (427, 11060), (490, 9638), (553, 8540), (610, 7742), (790, 5978), (854, 5530), (980, 4819), (1106, 4270), (1220, 3871), (1580, 2989), (1708, 2765), (2135, 2212)]