1974700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:72

約数の個数: 108

約数和(自身を含む): 5541312

約数和(自身を除く): 3566612

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 31, 35, 49, 50, 52, 62, 65, 70, 91, 98, 100, 124, 130, 140, 155, 175, 182, 196, 217, 245, 260, 310, 325, 350, 364, 403, 434, 455, 490, 620, 637, 650, 700, 775, 806, 868, 910, 980, 1085, 1225, 1274, 1300, 1519, 1550, 1612, 1820, 2015, 2170, 2275, 2450, 2548, 2821, 3038, 3100, 3185, 4030, 4340, 4550, 4900, 5425, 5642, 6076, 6370, 7595, 8060, 9100, 10075, 10850, 11284, 12740, 14105, 15190, 15925, 19747, 20150, 21700, 28210, 30380, 31850, 37975, 39494, 40300, 56420, 63700, 70525, 75950, 78988, 98735, 141050, 151900, 197470, 282100, 394940, 493675, 987350, 1974700]

約数ペア:

[(1, 1974700), (2, 987350), (4, 493675), (5, 394940), (7, 282100), (10, 197470), (13, 151900), (14, 141050), (20, 98735), (25, 78988), (26, 75950), (28, 70525), (31, 63700), (35, 56420), (49, 40300), (50, 39494), (52, 37975), (62, 31850), (65, 30380), (70, 28210), (91, 21700), (98, 20150), (100, 19747), (124, 15925), (130, 15190), (140, 14105), (155, 12740), (175, 11284), (182, 10850), (196, 10075), (217, 9100), (245, 8060), (260, 7595), (310, 6370), (325, 6076), (350, 5642), (364, 5425), (403, 4900), (434, 4550), (455, 4340), (490, 4030), (620, 3185), (637, 3100), (650, 3038), (700, 2821), (775, 2548), (806, 2450), (868, 2275), (910, 2170), (980, 2015), (1085, 1820), (1225, 1612), (1274, 1550), (1300, 1519)]