20533620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:561

約数の個数: 96

約数和(自身を含む): 62487936

約数和(自身を除く): 41954316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 41, 51, 60, 68, 82, 85, 102, 123, 164, 170, 204, 205, 246, 255, 340, 410, 491, 492, 510, 615, 697, 820, 982, 1020, 1230, 1394, 1473, 1964, 2091, 2455, 2460, 2788, 2946, 3485, 4182, 4910, 5892, 6970, 7365, 8347, 8364, 9820, 10455, 13940, 14730, 16694, 20131, 20910, 25041, 29460, 33388, 40262, 41735, 41820, 50082, 60393, 80524, 83470, 100164, 100655, 120786, 125205, 166940, 201310, 241572, 250410, 301965, 342227, 402620, 500820, 603930, 684454, 1026681, 1207860, 1368908, 1711135, 2053362, 3422270, 4106724, 5133405, 6844540, 10266810, 20533620]

約数ペア:

[(1, 20533620), (2, 10266810), (3, 6844540), (4, 5133405), (5, 4106724), (6, 3422270), (10, 2053362), (12, 1711135), (15, 1368908), (17, 1207860), (20, 1026681), (30, 684454), (34, 603930), (41, 500820), (51, 402620), (60, 342227), (68, 301965), (82, 250410), (85, 241572), (102, 201310), (123, 166940), (164, 125205), (170, 120786), (204, 100655), (205, 100164), (246, 83470), (255, 80524), (340, 60393), (410, 50082), (491, 41820), (492, 41735), (510, 40262), (615, 33388), (697, 29460), (820, 25041), (982, 20910), (1020, 20131), (1230, 16694), (1394, 14730), (1473, 13940), (1964, 10455), (2091, 9820), (2455, 8364), (2460, 8347), (2788, 7365), (2946, 6970), (3485, 5892), (4182, 4910)]