4461940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 11347560

約数和(自身を除く): 6885620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 157, 196, 203, 245, 290, 314, 406, 490, 580, 628, 785, 812, 980, 1015, 1099, 1421, 1570, 2030, 2198, 2842, 3140, 4060, 4396, 4553, 5495, 5684, 7105, 7693, 9106, 10990, 14210, 15386, 18212, 21980, 22765, 28420, 30772, 31871, 38465, 45530, 63742, 76930, 91060, 127484, 153860, 159355, 223097, 318710, 446194, 637420, 892388, 1115485, 2230970, 4461940]

約数ペア:

[(1, 4461940), (2, 2230970), (4, 1115485), (5, 892388), (7, 637420), (10, 446194), (14, 318710), (20, 223097), (28, 159355), (29, 153860), (35, 127484), (49, 91060), (58, 76930), (70, 63742), (98, 45530), (116, 38465), (140, 31871), (145, 30772), (157, 28420), (196, 22765), (203, 21980), (245, 18212), (290, 15386), (314, 14210), (406, 10990), (490, 9106), (580, 7693), (628, 7105), (785, 5684), (812, 5495), (980, 4553), (1015, 4396), (1099, 4060), (1421, 3140), (1570, 2842), (2030, 2198)]