200403820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{691}}^1\times {\mathrm{853}}^1$

素因数の和:1570

約数の個数: 48

約数和(自身を含む): 446771808

約数和(自身を除く): 246367988

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 691, 853, 1382, 1706, 2764, 3412, 3455, 4265, 6910, 8530, 11747, 13820, 14501, 17060, 23494, 29002, 46988, 58004, 58735, 72505, 117470, 145010, 234940, 290020, 589423, 1178846, 2357692, 2947115, 5894230, 10020191, 11788460, 20040382, 40080764, 50100955, 100201910, 200403820]

約数ペア:

[(1, 200403820), (2, 100201910), (4, 50100955), (5, 40080764), (10, 20040382), (17, 11788460), (20, 10020191), (34, 5894230), (68, 2947115), (85, 2357692), (170, 1178846), (340, 589423), (691, 290020), (853, 234940), (1382, 145010), (1706, 117470), (2764, 72505), (3412, 58735), (3455, 58004), (4265, 46988), (6910, 29002), (8530, 23494), (11747, 17060), (13820, 14501)]