417208540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{443}}^1$

素因数の和:528

約数の個数: 108

約数和(自身を含む): 1055495448

約数和(自身を除く): 638286908

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, 443, 490, 620, 868, 886, 961, 980, 1085, 1519, 1772, 1922, 2170, 2215, 3038, 3101, 3844, 4340, 4430, 4805, 6076, 6202, 6727, 7595, 8860, 9610, 12404, 13454, 13733, 15190, 15505, 19220, 21707, 26908, 27466, 30380, 31010, 33635, 43414, 47089, 54932, 62020, 67270, 68665, 86828, 94178, 96131, 108535, 134540, 137330, 188356, 192262, 217070, 235445, 274660, 384524, 425723, 434140, 470890, 480655, 672917, 851446, 941780, 961310, 1345834, 1702892, 1922620, 2128615, 2691668, 2980061, 3364585, 4257230, 5960122, 6729170, 8514460, 11920244, 13458340, 14900305, 20860427, 29800610, 41720854, 59601220, 83441708, 104302135, 208604270, 417208540]

約数ペア:

[(1, 417208540), (2, 208604270), (4, 104302135), (5, 83441708), (7, 59601220), (10, 41720854), (14, 29800610), (20, 20860427), (28, 14900305), (31, 13458340), (35, 11920244), (49, 8514460), (62, 6729170), (70, 5960122), (98, 4257230), (124, 3364585), (140, 2980061), (155, 2691668), (196, 2128615), (217, 1922620), (245, 1702892), (310, 1345834), (434, 961310), (443, 941780), (490, 851446), (620, 672917), (868, 480655), (886, 470890), (961, 434140), (980, 425723), (1085, 384524), (1519, 274660), (1772, 235445), (1922, 217070), (2170, 192262), (2215, 188356), (3038, 137330), (3101, 134540), (3844, 108535), (4340, 96131), (4430, 94178), (4805, 86828), (6076, 68665), (6202, 67270), (6727, 62020), (7595, 54932), (8860, 47089), (9610, 43414), (12404, 33635), (13454, 31010), (13733, 30380), (15190, 27466), (15505, 26908), (19220, 21707)]