201890980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{2593}}^1$

素因数の和:2848

約数の個数: 48

約数和(自身を含む): 451044720

約数和(自身を除く): 249153740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 229, 340, 458, 916, 1145, 2290, 2593, 3893, 4580, 5186, 7786, 10372, 12965, 15572, 19465, 25930, 38930, 44081, 51860, 77860, 88162, 176324, 220405, 440810, 593797, 881620, 1187594, 2375188, 2968985, 5937970, 10094549, 11875940, 20189098, 40378196, 50472745, 100945490, 201890980]

約数ペア:

[(1, 201890980), (2, 100945490), (4, 50472745), (5, 40378196), (10, 20189098), (17, 11875940), (20, 10094549), (34, 5937970), (68, 2968985), (85, 2375188), (170, 1187594), (229, 881620), (340, 593797), (458, 440810), (916, 220405), (1145, 176324), (2290, 88162), (2593, 77860), (3893, 51860), (4580, 44081), (5186, 38930), (7786, 25930), (10372, 19465), (12965, 15572)]