1983601340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{65293}}^1$

素因数の和:65347

約数の個数: 72

約数和(自身を含む): 5002042752

約数和(自身を除く): 3018441412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4340, 6076, 7595, 15190, 30380, 65293, 130586, 261172, 326465, 457051, 652930, 914102, 1305860, 1828204, 2024083, 2285255, 3199357, 4048166, 4570510, 6398714, 8096332, 9141020, 10120415, 12797428, 14168581, 15996785, 20240830, 28337162, 31993570, 40481660, 56674324, 63987140, 70842905, 99180067, 141685810, 198360134, 283371620, 396720268, 495900335, 991800670, 1983601340]

約数ペア:

[(1, 1983601340), (2, 991800670), (4, 495900335), (5, 396720268), (7, 283371620), (10, 198360134), (14, 141685810), (20, 99180067), (28, 70842905), (31, 63987140), (35, 56674324), (49, 40481660), (62, 31993570), (70, 28337162), (98, 20240830), (124, 15996785), (140, 14168581), (155, 12797428), (196, 10120415), (217, 9141020), (245, 8096332), (310, 6398714), (434, 4570510), (490, 4048166), (620, 3199357), (868, 2285255), (980, 2024083), (1085, 1828204), (1519, 1305860), (2170, 914102), (3038, 652930), (4340, 457051), (6076, 326465), (7595, 261172), (15190, 130586), (30380, 65293)]