20936790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:386

約数の個数: 96

約数和(自身を含む): 62899200

約数和(自身を除く): 41962410

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 167, 199, 210, 315, 334, 398, 501, 597, 630, 835, 995, 1002, 1169, 1194, 1393, 1503, 1670, 1791, 1990, 2338, 2505, 2786, 2985, 3006, 3507, 3582, 4179, 5010, 5845, 5970, 6965, 7014, 7515, 8358, 8955, 10521, 11690, 12537, 13930, 15030, 17535, 17910, 20895, 21042, 25074, 33233, 35070, 41790, 52605, 62685, 66466, 99699, 105210, 125370, 166165, 199398, 232631, 299097, 332330, 465262, 498495, 598194, 697893, 996990, 1163155, 1395786, 1495485, 2093679, 2326310, 2990970, 3489465, 4187358, 6978930, 10468395, 20936790]

約数ペア:

[(1, 20936790), (2, 10468395), (3, 6978930), (5, 4187358), (6, 3489465), (7, 2990970), (9, 2326310), (10, 2093679), (14, 1495485), (15, 1395786), (18, 1163155), (21, 996990), (30, 697893), (35, 598194), (42, 498495), (45, 465262), (63, 332330), (70, 299097), (90, 232631), (105, 199398), (126, 166165), (167, 125370), (199, 105210), (210, 99699), (315, 66466), (334, 62685), (398, 52605), (501, 41790), (597, 35070), (630, 33233), (835, 25074), (995, 21042), (1002, 20895), (1169, 17910), (1194, 17535), (1393, 15030), (1503, 13930), (1670, 12537), (1791, 11690), (1990, 10521), (2338, 8955), (2505, 8358), (2786, 7515), (2985, 7014), (3006, 6965), (3507, 5970), (3582, 5845), (4179, 5010)]